@article{ZNSL_1980_97_a21,
     author = {B. I. Shubov},
     title = {On existence and uniqueness of solution of {Cauchy} problem for equations of discrete manydimensional chiral fields assuming their values on unit sphere},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {217--224},
     publisher = {mathdoc},
     volume = {97},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1980_97_a21/}
}